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Your GoogleDoc assignment is available in the GoogleDoc I shared with you for the electrical energy chapter. The text appears below:
Entry #3: Power and Cost
Although most US appliances operate at 110 volts, they do not all cost the same to operate. Differences in power demand and time of use account for the different costs. Use specific case studies of
* an appliance with extensive time of use; and
* an appliance with large power demands;
to illustrate differences in costs.
CQ3: US Energy Picture
This quiz asks you to draw inferences from the following two diagrams: